Home / 56,749.40-85,124.10-36,064.60

Finding the Fourth Proportional to 56,749.40, 85,124.10 and 36,064.60

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Solution

The fourth proportional to 56,749.40, 85,124.10 and 36,064.60 is: 54,096.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,749.40 : 85,124.10 = 36,064.60 : x
  2. Step 2: Convert to fraction form
    56,749.40/85,124.10 = 36,064.60/x
  3. Step 3: Cross multiply
    56,749.40x = 85,124.10 × 36,064.60
  4. Step 4: Simplify right side
    56,749.40x = 3,069,966,616.86
  5. Step 5: Solve for x
    x = 3,069,966,616.86/56,749.40
  6. Step 6: Final answer
    x = 54,096.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.